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Hydrochoerus hydrochaeris Linnaeus 1766 (capybara)

Osteichthyes - Rodentia - Caviidae

PaleoDB taxon number: 128740

Alternative combinations: Hydrochaeris hydrochaeris, Hydrochoerus hydrochoeris, Sus hydrochaeris

Synonyms: Capiguara americana Liais 1872 (no. 233779), Cavia capybara Pallas 1766 (no. 233777), Hydrochaerus capybara Pallas 1766 (no. 233778), Hydrochoerus capybara Pallas 1766 (no. 233783), Hydrochoerus cololoi Berro 1968 (no. 233782), Hydrochoerus irroratus Ameghino 1889 (no. 233780), Hydrochoerus uruguayensis Ameghino and Rovereto 1914 (no. 233781)

Belongs to Hydrochoerus according to International Commission on Zoological Nomenclature 1998

Sister taxa: Hydrochoerus ballesterensis, Hydrochoerus gaylordi, Hydrochoerus isthmius

Ecology: amphibious herbivore

Average measurements (in mm): Cranium, Distance between the ventral zygomatic root and zygomatic process of sq length 82.2, Cranium, Intraorbital length, between the lacrimal (below the lacrimal process) length 49.0, Cranium, LLW of M1 alveolus width 14.5, Cranium, LLW of M2 alveolus width 13.7, Cranium, LLW of M3 alveolus width 18.5, Cranium, Length of cranial portion, between the lowest point of the lacrimal and length 118.0, Cranium, Length of frontal, in the sagittal line 90.0 x 84.0, Cranium, Length of frontoparietal suture length 72.7, Cranium, Length of parietal, taken in the parasagittal line length 48.5, Cranium, Length of rostral area, between the lowest point of the lacrimal and th length 150.0, Cranium, Length of the alveolar P4-M3 series length 92.4, Cranium, Length of upper diastema, between the mesial face of P4 alveolus and th length 75.0, Cranium, Linguolabial width (LLW) of P4 alveolus width 14.0, Cranium, MDL of M1 alveolus length 14.5, Cranium, MDL of M2 alveolus length 14.4, Cranium, MDL of M3 alveolus length 47.2, Cranium, Maximum width of palatal area, at the level of Pr. XI of M3 width 70.0, Cranium, Maximum width of palatine, at the level of Pr. IX of M3 width 35.0, Cranium, Mesiodistal length (MDL) of P4 alveolus length 18.5, Cranium, Rostral width, in the anterior area of nasal cavity width 49.0, Cranium, Total length of the skull length 268.0, Cranium, Width of skull between the lacrimal processes width 91.7, Cranium, Width of the interorbital constriction width 73.9, Cranium, Width of upper diastema, at the level of premaxillary-maxillary suture width 37.0, Dentary, LLW of m1 alveolus width 11.5, Dentary, LLW of m2 alveolus width 13.0, Dentary, LLW of m3 alveolus width 16.0, Dentary, LLW of p4 alveolus width 10.5, Dentary, Length of the alveolar series p4-m3 length 86.0, Dentary, MDL of m1 alveolus length 18.5, Dentary, MDL of m2 alveolus length 20.0, Dentary, MDL of m3 alveolus length 24.5, Dentary, MDL of p4 alveolus length 20.5, Dentary, Width of dentary, taken between the medial face of dentary and the mass width 40.0, femur length 203.0, femur diameter 21.0, humerus length 171.9, humerus diameter 24.2, radius length 126.5, radius diameter 13.0, scapula 134.6 x 60.0, tibia length 189.7, tibia diameter 20.0, ulna length 170.3

Estimated body mass: 48.8 kg based on femur diameter, femur length, humerus diameter, humerus length, tibia diameter, tibia length, and ulna length